Where: Yolo County, California (39.0° N, 122.0° W: paleocoordinates 43.1° N, 86.4° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Forbes Shale Formation (Asuncion Group), Coniacian (89.3 - 85.8 Ma)
• Forbes Shale consists of clay shale and silty or sandy shale, with a thickness of 1300 ft or more. From fossil bearing beds overlying the Dobbins horizon.
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified shale
Size class: macrofossils
Collection methods: quarrying,
• Collected by Bennison.
Primary reference: F.M. Anderson. 1958. Upper Cretaceous of the Pacific Coast. Geological Society of America Memoir 71 [A. Miller/A. Hendy/A. Hendy] more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 44233: authorized by Austin Hendy, entered by Austin Hendy on 06.09.2004
Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)